- 3.3.1: A crate of mass 80 kg is held in the position shown. Determine(a) t...
- 3.3.2: A crate of mass 80 kg is held in the position shown. Determine(a) t...
- 3.3.3: It is known that a vertical force of 200 lb is required to remove t...
- 3.3.4: A 300-N force is applied at A as shown. Determine (a) the momentof ...
- 3.3.5: A 300-N force is applied at A as shown. Determine (a) the momentof ...
- 3.3.6: A 20-lb force is applied to the control rod AB as shown. Knowingtha...
- 3.3.7: A 20-lb force is applied to the control rod AB as shown. Knowingtha...
- 3.3.8: A 20-lb force is applied to the control rod AB as shown. Knowingtha...
- 3.3.9: Rod AB is held in place by the cord AC. Knowing that the tensionin ...
- 3.3.11: The tailgate of a car is supported by the hydraulic lift BC.If the ...
- 3.3.12: The tailgate of a car is supported by the hydraulic lift BC.If the ...
- 3.3.13: It is known that the connecting rod AB exerts on the crankBC a 2.5-...
- 3.3.14: It is known that the connecting rod AB exerts on the crankBC a 2.5-...
- 3.3.15: Form the vector products B 3 C and B9 3 C, where B 5 B9, anduse the...
- 3.3.16: The vectors P and Q are two adjacent sides of a parallelogram.Deter...
- 3.3.17: A plane contains the vectors A and B. Determine the unit vectornorm...
- 3.3.18: A line passes through the points (12 m, 8 m) and (23 m, 25 m).Deter...
- 3.3.19: Determine the moment about the origin O of the force F 5 4i 2 3j 15...
- 3.3.21: Before the trunk of a large tree is felled, cables AB and BC areatt...
- 3.3.22: The 12-ft boom AB has a fixed end A. A steel cable is stretched fro...
- 3.3.23: A 200-N force is applied as shown to the bracket ABC. Determinethe ...
- 3.3.24: The wire AE is stretched between the corners A and E of a bentplate...
- 3.3.25: 6-ft-long fishing rod AB is securely anchored in the sand of a beac...
- 3.3.26: A precast concrete wall section is temporarily held by two cables a...
- 3.3.27: In Prob. 3.22, determine the perpendicular distance from point A to...
- 3.3.28: In Prob. 3.24, determine the perpendicular distance from point O to...
- 3.3.29: In Prob. 3.24, determine the perpendicular distance from point B to...
- 3.3.31: In Prob. 3.25, determine the perpendicular distance from point D to...
- 3.3.32: In Prob. 3.26, determine the perpendicular distance from point O to...
- 3.3.33: In Prob. 3.26, determine the perpendicular distance from point C to...
- 3.3.34: Determine the value of a that minimizes the perpendicular distance ...
- 3.3.35: Given the vectors P 5 2i 1 3j 2 k, Q 5 5i 2 4j 1 3k, and S 523i 1 2...
- 3.3.36: Form the scalar product B ? C and use the result obtained to provet...
- 3.3.37: Three cables are used to support a container as shown. Determinethe...
- 3.3.38: Three cables are used to support a container as shown. Determine th...
- 3.3.39: Knowing that the tension in cable AC is 280 lb, determine (a) thean...
- 3.3.41: Ropes AB and BC are two of the ropes used to support a tent. Thetwo...
- 3.3.42: Ropes AB and BC are two of the ropes used to support a tent. Thetwo...
- 3.3.43: The 20-in. tube AB can slide along a horizontal rod. The ends A and...
- 3.3.44: Solve Prob. 3.43 for the position corresponding to x 5 4 in.
- 3.3.45: Determine the volume of the parallelepiped of Fig. 3.20b when(a) P ...
- 3.3.46: Given the vectors P 5 3i 2 j 1 k, Q 5 4i 1 Qyj 2 2k, andS 5 2i 2 2j...
- 3.3.47: A crane is oriented so that the end of the 25-m boom AO lies in the...
- 3.3.48: The 25-m crane boom AO lies in the yz plane. Determine the maxi-mum...
- 3.3.49: To loosen a frozen valve, a force F with a magnitude of 70 lb isapp...
- 3.3.51: To lift a heavy crate, a man uses a block and tackle attached to th...
- 3.3.52: To lift a heavy crate, a man uses a block and tackle attached to th...
- 3.3.53: A farmer uses cables and winch pullers B and E to plumb one sideof ...
- 3.3.54: Solve Prob. 3.53 when the tension in cable AB is 306 lb.
- 3.3.55: The 23-in. vertical rod CD is welded to the midpoint C of the 50-in...
- 3.3.56: The 23-in. vertical rod CD is welded to the midpoint C of the 50-in...
- 3.3.57: The frame ACD is hinged at A and D and is supported by a cablethat ...
- 3.3.58: In Prob. 3.57, determine the moment about the diagonal AD of thefor...
- 3.3.59: The triangular plate ABC is supported by ball-and-socket joints at ...
- 3.3.61: A regular tetrahedron has six edges of length a. A force P is direc...
- 3.3.62: regular tetrahedron has six edges of length a. (a) Show that twoopp...
- 3.3.63: Two forces F1 and F2 in space have the same magnitude F. Provethat ...
- 3.3.64: In Prob. 3.55, determine the perpendicular distance between rod ABa...
- 3.3.65: In Prob. 3.56, determine the perpendicular distance between rod ABa...
- 3.3.66: In Prob. 3.57, determine the perpendicular distance between portion...
- 3.3.67: 3.7
- 3.3.68: In Prob. 3.59, determine the perpendicular distance between cable A...
- 3.3.69: In Prob. 3.60, determine the perpendicular distance between cable C...
- 3.3.71: Two parallel 40-N forces are applied to a lever as shown. Determine...
- 3.3.72: Four 112-in.-diameter pegs are attached to a board as shown. Twostr...
- 3.3.73: Four pegs of the same diameter are attached to a board as shown.Two...
- 3.3.74: A piece of plywood in which several holes are being drilled succes-...
- 3.3.75: The two shafts of a speed-reducer unit are subjected to couples ofm...
- 3.3.76: If P 5 0 in the figure, replace the two remaining couples with asin...
- 3.3.77: "If P 5 20 lb in the figure, replace the three couples with a singl...
- 3.3.78: Replace the two couples shown with a single equivalent couple,speci...
- 3.3.79: Solve Prob. 3.78, assuming that two 10-N vertical forces have beena...
- 3.3.81: A 500-N force is applied to a bent plate as shown. Determine (a) an...
- 3.3.82: The tension in the cable attached to the end C of an adjustable boo...
- 3.3.83: A dirigible is tethered by a cable attached to its cabin at B. If t...
- 3.3.84: 30-lb vertical force P is applied at A to the bracket shown, whichi...
- 3.3.85: A worker tries to move a rock by applying a 360-N force to a steelb...
- 3.3.86: A worker tries to move a rock by applying a 360-N force to a steel ...
- 3.3.87: The shearing forces exerted on the cross section of a steel channel...
- 3.3.88: A force and a couple are applied as shown to the end of a cantileve...
- 3.3.89: Three control rods attached to a lever ABC exert on it the forcessh...
- 3.3.91: While tapping a hole, a machinist applies the horizontal forcesshow...
- 3.3.92: hexagonal plate is acted upon by the force P and the couple shown.D...
- 3.3.93: Replace the 250-kN force P with an equivalent force-couple systemat G.
- 3.3.94: A 2.6-kip force is applied at point D of the cast-iron post shown.R...
- 3.3.95: Replace the 150-N force with an equivalent force-couple system at A.
- 3.3.96: To keep a door closed, a wooden stick is wedged between the floor a...
- 3.3.97: 46-lb force F and a 2120-lb?in. couple M are applied to corner Aof ...
- 3.3.98: A 110-N force acting in a vertical plane parallel to the yz plane i...
- 3.3.99: An antenna is guyed by three cables as shown. Knowing that thetensi...
- 3.3.101: A 3-m-long beam is subjected to a variety of loadings. (a) Replacee...
- 3.3.102: A 3-m-long beam is loaded as shown. Determine the loading ofProb. 3...
- 3.3.103: Determine the single equivalent force and the distance from point A...
- 3.3.104: Five separate force-couple systems act at the corners of a piece of...
- 3.3.105: The weights of two children sitting at ends A and B of a seesaw are...
- 3.3.106: Three stage lights are mounted on a pipe as shown. The lights at Aa...
- 3.3.107: A beam supports three loads of given magnitude and a fourth loadwho...
- 3.3.108: A 6 3 12-in. plate is subjected to four loads as shown. Find theres...
- 3.3.109: A 32-lb motor is mounted on the floor. Find the resultant of thewei...
- 3.3.111: Solve Prob. 3.110, assuming that P 5 138 N.
- 3.3.112: Pulleys A and B are mounted on bracket CDEF. The tension on eachsid...
- 3.3.113: truss supports the loading shown. Determine the equivalent forceact...
- 3.3.114: A couple of magnitude M 5 80 lb?in. and the three forces shownare a...
- 3.3.115: A couple M and the three forces shown are applied to an angle brack...
- 3.3.116: A machine component is subjected to the forces and couples shown.Th...
- 3.3.117: Solve Prob. 3.116, assuming that P 5 60 N.
- 3.3.118: As follower AB rolls along the surface of member C, it exerts acons...
- 3.3.119: A machine component is subjected to the forces shown, each ofwhich ...
- 3.3.121: As an adjustable brace BC is used to bring a wall into plumb, thefo...
- 3.3.122: In order to unscrew the tapped faucet A, a plumber uses two pipewre...
- 3.3.123: Assuming 5 60 in Prob. 3.122, replace the two 40-lb forces with ane...
- 3.3.124: Four forces are applied to the machine component ABDE as shown.Repl...
- 3.3.125: A blade held in a brace is used to tighten a screw at A. (a) Determ...
- 3.3.126: A mechanic uses a crowfoot wrench to loosen a bolt at C. Themechani...
- 3.3.127: Three children are standing on a 5 3 5-m raft. If the weights of th...
- 3.3.128: Three children are standing on a 5 3 5-m raft. The weights of thech...
- 3.3.129: Four signs are mounted on a frame spanning a highway, and themagnit...
- 3.3.131: A concrete foundation mat of 5-m radius supports four equallyspaced...
- 3.3.132: Determine the magnitude and the point of application of the smalles...
- 3.3.133: Three forces of the same magnitude P act on a cube of side a asshow...
- 3.3.134: A piece of sheet metal is bent into the shape shown and is actedupo...
- 3.3.135: The forces and couples shown are applied to two screwsas a piece of...
- 3.3.136: "The forces and couples shown are applied to two screwsas a piece o...
- 3.3.137: Two bolts at A and B are tightened by applying theforces and couple...
- 3.3.138: Two bolts at A and B are tightened by applying theforces and couple...
- 3.3.139: Two ropes attached at A and B are used to move the trunk of a falle...
- 3.3.141: Determine whether the force-and-couple system showncan be reduced t...
- 3.3.142: Determine whether the force-and-couple system showncan be reduced t...
- 3.3.143: Replace the wrench shown with an equivalent system consisting oftwo...
- 3.3.144: Show that, in general, a wrench can be replaced with two forceschos...
- 3.3.145: Show that a wrench can be replaced with two perpendicular forces,on...
- 3.3.146: Show that a wrench can be replaced with two forces, one of whichhas...
- 3.3.147: A 300-N force P is applied at point A of the bell crank shown.(a) C...
- 3.3.148: A winch puller AB is used to straighten a fence post. Knowing thatt...
- 3.3.149: A small boat hangs from two davits, one of which is shown in thefig...
- 3.3.151: A single force P acts at C in a direction perpendicular to the hand...
- 3.3.152: A small boat hangs from two davits, one of which is shown in thefig...
- 3.3.153: In a manufacturing operation, three holes are drilled simultaneousl...
- 3.3.154: A 260-lb force is applied at A to the rolled-steel section shown.Re...
- 3.3.155: The force and couple shown are to be replaced by an equivalentsingl...
- 3.3.156: A 77-N force F1 and a 31-N?m couple M1 are applied to corner E ofth...
- 3.3.157: Three horizontal forces are applied as shown to a vertical cast-iro...
- 3.3.158: While using a pencil sharpener, a student applies the forces andcou...

# Solutions for Chapter 3: Rigid Bodies: Equivalent Systems of Forces

## Full solutions for Vector Mechanics for Engineers: Statics and Dynamics | 11th Edition

ISBN: 9780073398242

Solutions for Chapter 3: Rigid Bodies: Equivalent Systems of Forces

Get Full SolutionsThis textbook survival guide was created for the textbook: Vector Mechanics for Engineers: Statics and Dynamics, edition: 11. Chapter 3: Rigid Bodies: Equivalent Systems of Forces includes 143 full step-by-step solutions. Since 143 problems in chapter 3: Rigid Bodies: Equivalent Systems of Forces have been answered, more than 14035 students have viewed full step-by-step solutions from this chapter. This expansive textbook survival guide covers the following chapters and their solutions. Vector Mechanics for Engineers: Statics and Dynamics was written by and is associated to the ISBN: 9780073398242.